Task 109610568583

rpc: Use self.Arg<_>(name) helper over manual and duplicate parsing

2026-09-29 20:27:29 aborted 2609-rpc-arg-defaults-duplicate fad770d4df265a1f4dfa13e9290ff8191a9516b9

Tags

Windows, test cross-built

2609-rpc-arg-defaults-duplicate